Job Brief

Lenovo is looking for a highly skilled Level 2 Network Support Engineer with deep expertise in Cisco networking technologies to support, optimize, and transform enterprise network environments. This role is ideal for a hands-on network professional who thrives in complex infrastructure environments and has strong experience across network architecture, operations, security, automation, and troubleshooting.

The successful candidate will play a critical role in managing and enhancing large-scale Cisco-based networks, driving service excellence, ensuring network stability, and collaborating with customers, architects, OEMs, and cross-functional teams to deliver world-class network services.

Key Responsibilities

Network Operations & Support

- Manage, monitor, troubleshoot, and optimize enterprise network infrastructure across Data, Voice, Wireless, and Security domains.
- Provide Level 2 support for critical network incidents, service requests, and operational challenges.
- Ensure network availability, performance, reliability, and adherence to service level commitments.
- Drive end-to-end BAU operations for large enterprise network environments.

Cisco Network Technologies

- Install, configure, administer, and troubleshoot Cisco networking solutions.
- Manage and support Cisco Campus Networks, SDA (Software Defined Access), DNAC, ACI, ISE, WLC, Routing, Switching, and Network Security platforms.
- Deploy, maintain, and troubleshoot Cisco SDN and ACI environments.
- Implement and optimize Cisco Identity Services Engine (ISE) for secure access control and policy management.
- Support provisioning, automation, and assurance services using Cisco DNA Center.

Wireless & Security

- Design and support enterprise wireless network infrastructure.
- Manage Cisco Wireless LAN Controllers and Access Points, including upgrades, configuration, optimization, and troubleshooting.




- Implement wireless security controls and best practices.
- Configure and troubleshoot firewall policies, rules, and security controls.
- Monitor network traffic and proactively mitigate security risks and vulnerabilities.

Voice & Collaboration

- Support enterprise voice infrastructure including:
- Cisco Call Manager (CUCM)
- Voice Gateways
- Unified Communications
- Voice Conferencing and Webex Platforms

- Troubleshoot voice, telephony, and collaboration-related issues.

Automation & Continuous Improvement

- Develop and implement network automation solutions across Cisco technologies.
- Drive lifecycle management activities, including upgrades, patching, firmware updates, and infrastructure modernization.
- Identify opportunities for capacity planning, performance improvement, and service optimization.
- Lead continuous service improvement initiatives and operational excellence programs.

Stakeholder & Vendor Management

- Collaborate with network architects, administrators, security teams, and business stakeholders.
- Engage with OEMs, vendors, and ISVs to drive issue resolution and technology enhancements.
- Build strong relationships with client stakeholders and participate in operational and service review meetings.
- Provide technical leadership and guidance for complex network initiatives.

Required Technical Skills

Mandatory Expertise

- Cisco Routing & Switching
- Cisco SDA (Software Defined Access)
- Cisco DNA Center (DNAC)
- Cisco Wireless LAN Controllers (WLC)
- Cisco Identity Services Engine (ISE)




- Cisco ACI (Application Centric Infrastructure)
- Network Security Technologies
- Wireless Network Architecture & Design
- Cisco Firewalls
- Network Automation

Strong Knowledge Required In

- SDN (Software Defined Networking)
- Underlay & Overlay Architecture
- VXLAN
- Micro-Segmentation
- AAA Technologies
- DNS, DHCP & IPAM Solutions
- Firewall Management
- Network Monitoring & Troubleshooting

Voice Technologies

- Cisco Call Manager (CUCM)
- Voice Gateways
- Unified Communications
- Webex & Voice Conferencing Solutions

Qualifications & Experience

- Bachelor's degree in Computer Science, Information Technology, Electronics, or related discipline.
- Proven experience supporting complex enterprise Cisco network environments.
- Strong hands-on troubleshooting skills across wired, wireless, security, and voice technologies.
- Experience managing large-scale network infrastructure in enterprise environments.

Certifications

Mandatory

- Cisco CCNP (Valid Certification)

Preferred

- CCIE Enterprise Infrastructure
- CCIE Data Center
- Cisco Wireless Certifications
- Cisco Security Certifications
- ITIL Foundation

Soft Skills

- Excellent communication and stakeholder management skills.
- Strong analytical and problem-solving abilities.
- Ability to work independently in high-pressure operational environments.
- Customer-focused mindset with strong ownership and accountability.
- Robust presentation, negotiation, and relationship management skills.
- Ability to lead discussions with technical teams, vendors, and senior client stakeholders.

Why Join Lenovo? Be part of a global technology leader where you will work with cutting-edge Cisco technologies, drive innovation in enterprise networking, collaborate with world-class experts, and contribute to building highly secure, scalable, and future-ready network infrastructures.

📌 Network Management SME (Mumbai)
🏢 Lenovo
📍 Mumbai